这个是最新官方说法。摘录如下: 2 X5 _1 H5 e" y, ]6 t3 S# s) F$ g2 I
Not all children will get away with only one shot, however. The Public Health Agency's revised guidelines are as follows: 1 K9 {9 M" F. _( v8 c& [ : Y( f: Q0 c$ O8 q8 B/ T7 K2 R0 ~* ~- Children between six months and under three years old should still receive two half-doses of adjuvanted H1N1 vaccine, at least 21 days apart. % E" n3 V6 z4 t1 S: P
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- Children between three years and nine years old with chronic health conditions should get their first half-dose as quickly as possible. They should get a second half-dose at least 21 days later. * ~$ [6 z6 I$ u _& r
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- Healthy kids between three years and nine years old should only receive a half-dose of H1N1 vaccine. They don't need to come back for a second shot.
$ w3 V, v+ y: c5 Z% i0 _1 mWill children need one or two vaccines? 8 @) ]$ c' p5 s+ z% ?$ Z. c; q' W/ t
The Public Health Agency of Canada (Nov 12, 2009) recommends: * O/ v( ^9 C* j! _- y $ u _* M4 n9 Y% b2 n" ^% |, `$ Z * Children from six months up to and less than three years old receive two half-doses of the H1N1 adjuvanted vaccine. There should be a minimum of 21 days between the two half doses. ) R, @3 o. t" R. C * Healthy children with no chronic health problems aged three years to under 10 years should receive one half dose of the H1N1 adjuvanted vaccine. * \6 h: j( p% c% k% i: d+ V/ w: m * Children aged three to under 10 years with chronic medical conditions should receive two half doses of adjuvanted H1N1 vaccine. There should be a minimum of 21 days between the two half doses.8 G) b& b6 w5 n, X) N
* All children aged 10 years and older should receive one full dose adjuvanted vaccine.